<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>内置对象概览</title>
</head>
<body>
<%
    Class<?> clazz = request.getClass(); // 获取Request对应的类型信息
%>
<h1>Request属性类：<%=clazz%></h1>
<%
    Class<?>[] interfaces = clazz.getInterfaces(); // 获取全部的接口信息
    for (Class<?> temp : interfaces) {
%>
        <h1>父接口：<%=temp%></h1>
<%
    }
%>
</body>
</html>
